import { reqCartList, reqDeleteCartById, reqUpdateCheckedById } from "@/api"


const state = {
    cartList: []
}
const mutations = {
    GETCARTLIST(state, cartList) {
        state.cartList = cartList
    }
}
const actions = {
    //获得购物车列表数据
    async getCartList({ commit }) {
        let result = await reqCartList();
        // console.log(result);
        if (result.code == 200) {
            commit("GETCARTLIST", result.data)
        }
    },
    //删除购物车某一个产品
    async deleteCartListBySkuId({ commit }, skuId) {
        let result = await reqDeleteCartById(skuId);
        // console.log(result);
        if (result.code == 200) {
            return 'ok';
        } else {
            return Promise.reject(new Error("fail"))
        }
    },
    //修改某个商品选中状态
    async updateCheckedById({ commit }, { skuId, isChecked }) {
        let result = await reqUpdateCheckedById(skuId, isChecked)
        if (result.code == 200) {
            return 'ok';
        } else {
            return Promise.reject(new Error("fail"))
        }
    },
    //删除全部选中商品
    deleteAllCheckedCart({ dispatch, getters }) {
        let PromiseAll = []
        getters.cartList.cartInfoList.forEach(item => {
            let promise = item.isChecked == 1 ? dispatch('deleteCartListBySkuId', item.skuId) : '';
            PromiseAll.push(promise)
        })
        return Promise.all(PromiseAll)
    },
    //修改全部产品的状态
    updateAllCartIsChecked({ dispatch, state }, isChecked) {
        let PromiseAll = [];
        state.cartList[0].cartInfoList.forEach((item) => {
            let promise = dispatch("updateCheckedById", {
                skuId: item.skuId,
                isChecked
            });
            PromiseAll.push(promise);
        })
        return Promise.all(PromiseAll)
    }
}
const getters = {
    cartList(state) {
        return state.cartList[0] || {}
    }
}

export default ({
    state,
    mutations,
    actions,
    getters
})